/Engine/Source/Runtime/UMG/Public/Animation/MovieSceneWidgetMaterialTrack.h
A material track which is specialized for materials which are owned by widget brushes.
class UMovieSceneWidgetMaterialTrack : public [UMovieSceneMaterialTrack](API\Runtime\MovieSceneTracks\Tracks\UMovieSceneMaterialTrack), public [IMovieSceneEntityProvider](API\Runtime\MovieScene\EntitySystem\IMovieSceneEntityProvider), public [IMovieSceneParameterSectionExtender](API\Runtime\MovieSceneTracks\Sections\IMovieSceneParameterSectionExten-)